Alright, let's work through 99707940 times 21826496 step by step
99707940 × 21826496 = 21826496 × (99707940)
+ 21826496 × 0 that results in 0
+ 21826496 × 40 which equals 873059840
+ 21826496 × 900 that results in 19643846400
+ 21826496 × 7000 which equals 152785472000
+ 21826496 × 00000 that results in 0
+ 21826496 × 700000 resulting in 15278547200000
+ 21826496 × 9000000 resulting in 196438464000000
+ 21826496 × 90000000 resulting in 1964384640000000

= 2176274953578240
